Edirlei Soares de Lima, Ph.D.

Lecturer

Edirlei Soares de Lima is a Lecturer and Researcher in the fields of Artificial Intelligence and Games at Breda University of Applied Sciences. He has been conducting research in these areas for over 16 years, particularly in the development of new methods of Artificial Intelligence for Games and Interactive Narratives. His research has proposed new forms of generation, interaction, and representation of interactive narratives in contexts ranging from games to interactive cinema, exploring multiple domains of Computer Science and Artificial Intelligence. Over his career, his work and research have received several awards and honors, including multiple best paper awards at the International Conference on Entertainment Computing and the Brazilian Symposium on Games and Digital Entertainment.

Expertise

• Artificial Intelligence
• Machine Learning
• Interactive Storytelling
• Game Development
• Artificial Intelligence for Games
• Generative AI

Teaching

• Deep Learning (Y1C)

Education

• Ph.D. Computer Science, Pontifical Catholic University of Rio de Janeiro (PUC-Rio), 2014
• M.Sc. Computer Science, Federal University of Santa Maria (UFSM), 2010
• B.Sc. Computer Science, Contestado University (UnC), 2008

Publications

• Irene C.E. van Blerck; Edirlei Soares de Lima; Margot M.E. Neggers; Toon Calders. Unveiling Gender Bias in LLM-generated Hero and Heroine Narratives. Entertainment Computing, Volume 55, 100972, September 2025.

• Edirlei Soares de Lima; Marco Antonio Casanova; Bruno Feijo; Antonio Furtado. From News to Stories via an AI-supported Retelling Process. 24th IFIP International Conference on Entertainment Computing (ICEC 2025), Tokyo, Japan, 2025.

• Irene C.E. van Blerck; Edirlei Soares de Lima. Exploring Gender Bias in LLM-Generated Narratives. Workshop at the 24th IFIP International Conference on Entertainment Computing (ICEC 2025), Tokyo, Japan, 2025.

• Edirlei Soares de Lima; Marco A. Casanova; Bruno Feijó; Antonio L. Furtado. Characterizing the Investigative Methods of Fictional Detectives with Large Language Models. arXiv:2505.07601 [cs.CL], May 2025.

• Mafalda Morgado; Hande Ayanoglu; Edirlei Soares de Lima. User Testing Insights of Application and Dashboard Interfaces for a Real-Time Campus Space Monitoring Solution. 27th International Conference on Human-Computer Interaction (HCII 2025), Gothenburg, Sweden, 2025.

• Edirlei Soares de Lima; Margot M.E. Neggers; Bruno Feijó; Marco A. Casanova; Antonio L. Furtado. An AI-powered Approach to the Semiotic Reconstruction of Narratives. Entertainment Computing, Volume 52, January 2025, 100810.

• Edirlei Soares de Lima; Margot M.E. Neggers; Marco A. Casanova; Bruno Feijó; Antonio L. Furtado. A Pattern-oriented AI-powered Approach to Story Composition. 23rd IFIP International Conference on Entertainment Computing (ICEC 2024), Manaus, Brazil, 2024. [🏆Best Paper Award🏆]

• Edirlei Soares de Lima; Margot M.E. Neggers; Marco A. Casanova; Antonio L. Furtado. From Images to Stories: Exploring Player-Driven Narratives in Games. 14th International Conference on Videogame Sciences and Arts (VIDEOJOGOS 2024), Leiria, Portugal, 2024.

• Edirlei Soares de Lima; Marco A. Casanova; Antonio L. Furtado. Imagining from Images with an AI Storytelling Tool. arXiv:2408.11517 [cs.CL], August 2024.

• Edirlei Soares de Lima; Margot M. E. Neggers; Antonio L. Furtado. Multigenre AI-powered Story Composition. arXiv:2405.06685 [cs.CL], May 2024.

• Victor Schetinger; Dafne Reis Pedroso da Silva; Sara Di Bartolomeo; Edirlei Soares de Lima; Christofer Meinecke; Rudolf Rosa. Macunaíma, AI Parrot, Solves Crimes in Prague: Towards Pattern Visualization in Generative AI Model Narratives. Revista GEMInIS, vol. 14 (3), pp. 21-37, 2024.

• Beatriz Andrade; Rodrigo Morais; Edirlei Soares de Lima. The Personality of Visual Elements: A Framework for the Development of Visual Identity Based on Brand Personality Dimensions. The International Journal of Visual Design, vol. 18 (1), pp. 67-98, 2024.

• Mafalda Morgado; Hande Ayanoğlu; Edirlei Soares de Lima. Focus Group Insights into Student Experiences and Real-Time Data Visualization Expectations to Enhance Campus Life. 8th International Conference on Design and Digital Communication (DIGICOM 2024), Barcelos, Portugal, 2024.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Managing the Plot Structure of Character-based Interactive Narratives in Games. Entertainment Computing, Volume 47, August 2023, 100590, 2023.

• Edirlei Soares de Lima; Marco A. Casanova; Bruno Feijo; Antonio L. Furtado. Semiotic Structuring in Movie Narrative Generation. 22nd IFIP International Conference on Entertainment Computing (ICEC 2023), Bologna, Italy. Lecture Notes in Computer Science, vol. 14455, pp. 161-175, 2023.

• Fausto Mourato; João Morais; Edirlei Soares de Lima. The Meaning of Life (in Video Games). 22nd IFIP International Conference on Entertainment Computing (ICEC 2023), Bologna, Italy. Lecture Notes in Computer Science, vol. 14455, pp. 59-71, 2023.

• Claudia Sevivas; Edirlei Soares de Lima; Micaela Monteiro; João Pereira. Comparing Serious Games and Video-based Instructional Methods in Medical Education: a Randomized Controlled Trial. 2023 IEEE 11th International Conference on Serious Games and Applications for Health (SeGAH), Athens, Greece, August 2023, pp. 1-8.

• Edirlei Soares de Lima; Bruno Feijo; Marco A. Casanova; Antonio L. Furtado. ChatGeppetto - an AI-powered Storyteller. Proceedings of the 22nd Brazilian Symposium on Games and Digital Entertainment (SBGames ‘23), Rio Grande, Brazil, pp. 28-37, 2023. [🏆Best Paper Award🏆]

• Alan Nunes Caetano; Jacinto Estima; Edirlei Soares de Lima. Cyclist Route Assessment Using Machine Learning. 31st International Conference on Information Systems Development (ISD 2023), Lisbon, Portugal, August 2023.

• Victor Schetinger, Sara Di Bartolomeo, Edirlei Soares de Lima, Christofer Meinecke, Rudolf Rosa. n Walks in the Fictional Woods. arXiv:2308.06266 [cs.HC], August 2023.

• Antonio L. Furtado; Marco A. Casanova; Edirlei Soares de Lima. Some Preliminary Steps Towards Metaverse Logic. Technical Report, PUC-Rio, Rio de Janeiro, Brazil, July 2023.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Procedural Generation of Branching Quests for Games. Entertainment Computing, Volume 43, August 2022, 100491, 2022.

• Edirlei Soares de Lima; Bruno Silva; Gabriel Galam. Adaptive Virtual Reality Horror Games Based on Machine Learning and Player Modeling. Entertainment Computing, Volume 43, August 2022, 100515, 2022.

• Edirlei Soares de Lima; Antonio L. Furtado; Bruno Feijó; Marco A. Casanova. Plot Composition by Mapping Situation Calculus Schemas into Petri net Representation. 21th IFIP International Conference on Entertainment Computing (ICEC 2022), Bremen, Germany, Lecture Notes in Computer Science, Vol. 13477, pp. 61-75, 2022.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. A Character-based Model for Interactive Storytelling in Games. Proceedings of the XXI Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2022), Natal, Brazil, pp. 1-6, 2022. [🏆Best Paper Award🏆]

• Luísa Vitorino; Edirlei Soares de Lima; Clara E. Fernandes. An Evaluation of Artificial Intelligence Components in E-Commerce Fashion Platforms. In Rocha, A., Adeli, H., Dzemyda, G., Moreira, F. (eds). Lecture Notes in Networks and Systems, vol. 468. 10th World Conference on Information Systems and Technologies (WorldCIST 2022), pp. 276-285, Springer, 2022.

• Edirlei Soares de Lima; Antonio L. Furtado; Bruno Feijó; Marco A. Casanova. A Note on Process Modelling: Combining Situation Calculus and Petri Nets. Technical Report, Monografias em Ciência da Computação - MCC01/2022, PUC-Rio, Rio de Janeiro, Brazil, 2022. ISSN: 0103-9741.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Computational Narrative Blending Based on Planning. 20th IFIP International Conference on Entertainment Computing (ICEC 2021), Coimbra, Portugal, Lecture Notes in Computer Science, Vol. 13056, pp. 289-303, 2021.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Adaptive Branching Quests Based on Automated Planning and Story Arcs. Proceedings of the XX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2021), Gramado, Brazil, 2021.

• Bruno Feijó; Edirlei Soares de Lima; Antonio L. Furtado. A Transdisciplinary Approach to Computational Narratology. Proceedings of the XX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2021), Gramado, Brazil, 2021.

• Felipe Gheno; Edirlei Soares de Lima. História Viva: A Sketch-Based Interactive Storytelling System. Proceedings of the XX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2021), Gramado, Brazil, 2021.

• Cátia Carvalho; Edirlei Soares de Lima; Hande Ayanoğlu. An Evaluation of Remote Workers’ Preferences for the Design of a Mobile App on Workspace Search. 23rd International Conference on Human-Computer Interaction (HCII 2021), Washington DC, USA, Lecture Notes in Computer Science, Vol. 12764, pp. 527-541, 2021.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Adaptive Storytelling Based on Personality and Preference Modeling. Entertainment Computing, Volume 34, May 2020, 100342, 2020.

• Edirlei Soares de Lima; Bruno Silva; Gabriel Galam. Towards the Design of Adaptive Virtual Reality Horror Games A Model of Players’ Fears Using Machine Learning and Player Modeling. Proceedings of the XIX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2020), Recife, Brazil, pp. 366-372, 2020.

• Edirlei Soares de Lima; Felipe Gheno; Ana Viseu. Sketch-Based Interaction for Planning-Based Interactive Storytelling. Proceedings of the XIX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2020), Recife, Brazil, pp. 348-356, 2020.

• Karen Pinto Santos; Edirlei Soares de Lima; Adelino Cunha. Evolução da Representação da Figura Feminina nos Jogos: Um Estudo de Caso das Séries Bayonetta, Tomb Raider e The Witcher. Proceedings of the XIX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2020), Recife, Brazil, pp. 458-466, 2020. [🏆Best Paper Award🏆]

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Procedural Generation of Quests for Games Using Genetic Algorithms and Automated Planning. Proceedings of the XVIII Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2019), Rio de Janeiro, Brazil, pp. 495-504, 2019. [🏆Best Paper Award🏆]

• Edirlei Soares de Lima; Bruno Feijó. Artificial Intelligence in Human-Robot Interaction, in: Hande Ayanoglu, Emilia Duarte (Eds.), Emotional Design in Human Robot Interaction: Theory, Methods and Application, Springer, Human-Computer Interaction Series, 2019, pp. 187-199. ISBN: 978-3-319-96721-9.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Player Behavior and Personality Modeling for Interactive Storytelling in Games. Entertainment Computing, Volume 28, December 2018, pp. 32-48, 2018.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado; Vinícius Michel Gottin. Personality and Preference Modeling for Adaptive Storytelling. Proceedings of the XVII Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2018), Foz do Iguaçu, Brazil, pp. 538-547, 2018. [🏆Best Paper Award🏆]

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Video-based Interactive Storytelling Using Real-time Video Compositing Techniques. Multimedia Tools and Applications, Volume 77, Issue 2, pp. 2333–2357, 2018.

• Edirlei Soares de Lima; Vinícius Michel Gottin; Bruno Feijó; Antonio L. Furtado. Network Traversal as an Aid to Plot Analysis and Composition. Proceedings of the XVI Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2017), Curitiba, Brazil, pp. 418-427, 2017.

• Thiago Cler Franco; Edirlei Soares de Lima. Paper and Pencil Interactive Storytelling Based on Generic Hand-drawn Sketches. Proceedings of the XVI Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2017), Curitiba, Brazil, pp. 594-597, 2017.

• Edirlei Soares de Lima; Vinícius Michel Gottin; Antonio L. Furtado. Network Traversal as an Aid to Plot Analysis and Composition. Technical Report, Monografias em Ciência da Computação - MCC07/17, PUC-Rio, Rio de Janeiro, Brazil, November 2017. ISSN: 0103-9741.

• Edirlei Soares de Lima; Bruno Feijó; Marco A. Casanova; Antonio L. Furtado. Storytelling Variants Based on Semiotic Relations. Entertainment Computing, v. 17, pp. 31-44, 2016.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Player Behavior Modeling for Interactive Storytelling in Games. Proceedings of the XV Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2016), São Paulo, Brazil, pp. 1-10, September 2016. ISSN: 2179-2259. [🏆Best Paper Award🏆]

• Edirlei Soares de Lima; Antonio L. Furtado; Bruno Feijó; Marco A. Casanova. Towards Reactive Failure-Recovery Gameplaying: The Fall and Rise of the Grail Hero. Proceedings of the XV Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2016), São Paulo, Brazil, pp. 262-271, September 2016. ISSN: 2179-2259.

• Edirlei Soares de Lima; Antonio L. Furtado; Bruno Feijó. Storytelling Variants: The Case of Little Red Riding Hood. Proceedings of the 14th International Conference on Entertainment Computing (ICEC 2015), Trondheim, Norway, pp. 286-300, 2015. [🏆Best Paper Award🏆]

• Edirlei Soares de Lima; Antonio L. Furtado; Bruno Feijó. Types, Motifs and the Emergence of Variants. Proceedings of the XIV Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2015), Teresina, Brazil, pp. 295-303, November 2015. ISSN: 2179-2259.

• Vinícius Michel Gottin; Edirlei Soares de Lima; Antonio L. Furtado. Applying Digital Storytelling to Information System Domains. Proceedings of the XIV Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2015), Teresina, Brazil, pp. 192-195, November 2015. ISSN: 2179-2259.

• Gabriel de Oliveira Barbosa Leite; Edirlei Soares de Lima. Geração Procedural de Mapas para Jogos 2D. Proceedings of the XIV Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2015), Teresina, Brazil, pp. 244-247, November 2015. ISSN: 2179-2259.

• Vinicius M. Gottin; Marco A. Casanova; Edirlei Soares de Lima; Antonio L. Furtado. A Story-Based Approach to Information Systems. Technical Report, Monografias em Ciência da Computação - MCC05/15, PUC-Rio, Rio de Janeiro, Brazil, November 2015. ISSN: 0103-9741.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado. Hierarchical Generation of Dynamic and Nondeterministic Quests in Games. Proceedings of the International Conference on Advances in Computer Entertainment Technology (ACE 2014), Funchal, Portugal, November 2014.

• Simone D.J. Barbosa; Edirlei Soares de Lima; Antonio L. Furtado; Bruno Feijó. Generation and Dramatization of Detective Stories. SBC Journal on 3D Interactive Systems, v. 5, pp. 39-52, 2014.

• Edirlei Soares de Lima; Simone D.J. Barbosa; Bruno Feijó; Antonio L. Furtado. Building Keyword-Indexed Virtual Libraries in a Logic Programming Environment. Proceedings of the 20th Brazilian Symposium on Multimedia and the Web (WebMedia 2014), João Pessoa, Brazil, November 2014, pp. 75-82.

• Edirlei Soares de Lima. Video-Based Interactive Storytelling. PhD Thesis. Pontifícia Universidade Católica do Rio de Janeiro (PUC-Rio), Rio de Janeiro, Brazil, August, 2014.

• Edirlei Soares de Lima; Antonio L. Furtado. Handling Google snippets with SWI-Prolog. Technical Report, Monografias em Ciência da Computação - MCC01/14, PUC-Rio, Rio de Janeiro, Brazil, April 2014. ISSN: 0103-9741.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado; Simone D.J. Barbosa; Cesar T. Pozzer; Angelo E. M. Ciarlini. Non-Branching Interactive Comics. Proceedings of the International Conference on Advances in Computer Entertainment Technology (ACE 2013), Enschede, Netherlands, November 2013.

• Edirlei Soares de Lima; Bruno Feijó; Simone D.J. Barbosa; Antonio L. Furtado; Angelo E. M. Ciarlini; Cesar T. Pozzer. Draw Your Own Story: Paper and Pencil Interactive Storytelling. Entertainment Computing, v. 5, pp. 33-41, 2014.

• Thainá Cristina Demarque; Edirlei Soares de Lima. Auditory Hallucination: Audiological Perspective for Horror Games. Proceedings of the XII Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2013), São Paulo, Brazil, October 2013.

• Simone D.J. Barbosa; Edirlei Soares de Lima; Fabio A. Guilherme da Silva; Antonio L. Furtado; Bruno Feijó. Early Cases of Bertillon, the Logic Programming Sleuth. Proceedings of the XII Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2013), São Paulo, Brazil, October 2013.

• Edirlei Soares de Lima; Bruno Feijó; Simone D.J. Barbosa; Antonio L. Furtado. A keyword-based guide to Poirot stories. Technical Report, Monografias em Ciência da Computação - MCC10/13, PUC-Rio, Rio de Janeiro, Brazil, July 2013. ISSN: 0103-9741.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado; Cesar T. Pozzer; Angelo E. M. Ciarlini. Automatic Video Editing For Video-Based Interactive Storytelling. Proceedings of the 2012 IEEE International Conference on Multimedia and Expo (ICME 2012), Melbourne, Australia, July 2012. pp. 806-811. ISBN: 978-0-7685-4711-4.

• Edirlei Soares de Lima; Bruno Feijó; Cesar T. Pozzer; Angelo E. M. Ciarlini; Simone D.J. Barbosa; Antonio L. Furtado; Fabio A. Guilherme da Silva. Social Interaction for Interactive Storytelling. Proceedings of the 11th International Conference on Entertainment Computing (ICEC 2012), Bremen, Germany, September 2012, pp. 1-15. ISBN: 978-3-642-33541-9.

• Fabio A. Guilherme da Silva; Antonio L. Furtado; Angelo E. M. Ciarlini; Cesar T. Pozzer; Bruno Feijó; Edirlei E. Soares de Lima. Information-gathering Events in Story Plots. Proceedings of the 11th International Conference on Entertainment Computing (ICEC 2012), Bremen, Germany, September 2012, pp. 30-44. ISBN: 978-3-642-33541-9.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado; Angelo E. M. Ciarlini; Cesar T. Pozzer; Fabio A. Guilherme da Silva. A Multi-User Natural Language Interface for Interactive Storytelling in TV and Cinema. Proceedings of the XI Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2012), Brasília, Brazil, November 2012.

• Mayara Caetano; Edirlei Soares de Lima. A Importância da Customização de Personagens na Narrativa de Jogos Digitais. Proceedings of the XI Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2012), Brasília, Brazil, November 2012. [🏆Best Short Paper Award🏆]

• Edirlei Soares de Lima; Bruno Feijó; Simone D.J. Barbosa; Antonio L. Furtado; Angelo E. M. Ciarlini; Cesar T. Pozzer. Draw Your Own Story: Paper and Pencil Interactive Storytelling. Proceedings of the 10th International Conference on Entertainment Computing (ICEC 2011), Vancouver, Canada, October 2011, pp. 1-12. ISBN: 978-3-642-24499-5.

• Edirlei Soares de Lima; Bruno Feijó; Simone Barbosa; Fabio A. Guilherme da Silva; Antonio L. Furtado; Cesar T. Pozzer; Angelo E. M. Ciarlini. Multimodal, Multi-User and Adaptive Interaction for Interactive Storytelling Applications. Proceedings of the X Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2011), Salvador, Brazil, November 2011.

• Edirlei Soares de Lima; Bruno Feijó; Antonio L. Furtado; Angelo E. M. Ciarlini; Cesar T. Pozzer. Automatic Video Editing For Video-Based Interactive Storytelling. Technical Report, Monografias em Ciência da Computação - MCC17/11, PUC-Rio, Rio de Janeiro, Brazil, December 2011. ISSN: 0103-9741.

• Ramon Limberger; Cesar T. Pozzer; Bruno Feijó; Edirlei Soares de Lima. Supporting Characters in Interactive Storytelling. Proceedings of the X Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2011), Salvador, Brazil, November 2011.

• Edirlei Soares de Lima; Cesar T. Pozzer; Bruno Feijó; Angelo E. M. Ciarlini; Antonio L. Furtado. Director of Photography and Music Director for Interactive Storytelling. Proceedings of the IX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2010), Florianopolis, Brazil, November 2010, pp. 129-137. ISBN: 978-0-7695-4359-8.

• Edirlei Soares de Lima; Cristina Ruby; Cesar T. Pozzer; Cassia Neves da Silva. Visão Computacional e Reconhecimento de Comandos de Voz Aplicados na Interação com Jogos e Ambientes 3D. Proceedings of the IX Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2010), Florianopolis, Brazil, November 2010, pp. 350-353. ISBN: 978-0-7695-4359-8. [🏆Best Short Paper Award🏆]

• Edirlei Soares de Lima. Um Modelo De Dramatização Baseado Em Agentes Cinematográficos Autônomos Para Storytelling Interativo. Dissertação de Mestrado. Universidade Federal de Santa Maria (UFSM), Santa Maria, Brazil, 2010.

• Edirlei Soares de Lima; Cesar T. Pozzer; Marcos C. d’Ornellas; Angelo E. M. Ciarlini; Bruno Feijó; Antonio L. Furtado. Virtual Cinematography Director for Interactive Storytelling. Proceedings of the International Conference on Advances in Computer Entertainment Technology (ACE 2009), Athens, Greece, October 2009, pp. 263-270.

• Edirlei Soares de Lima; Cesar T. Pozzer; Marcos C. d’Ornellas; Angelo E. M. Ciarlini; Bruno Feijó; Antonio L. Furtado. Support Vector Machines for Cinematography Real-Time Camera Control in Storytelling Environments. Proceedings of the VIII Brazilian Symposium on Computer Games and Digital Entertainment (SBGames 2009), Rio de Janeiro, Brazil, October 2009, pp. 44-51.